多项选择题

第二种重金属检查法适用的药物是

A．难溶于水
B．可与重金属离子形成配位化合物
C．不溶于稀酸者
D．易溶于碱性溶液者
E．重金属含量微者

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单项选择题

The following belong to the product superposition of multiple information superposition evaluation method：

A．Superimposition of trap type and trap depth
B．The area of source rock overlaps and the intensity of hydrocarbon generation
C．Reservoir porosity and permeability
D．Abundance and types of organic matter in source rocks

单项选择题

How many people involved in each side in the debate we practice?

A．Six
B．Three
C．Seven
D．Eight